drm/virtio: use fence_id when processing fences

Currently, the fence ID, which can be used to identify a
virtgpu fence, is the same as the fence sequence number.

Let's use the fence_id name to clearly signal this.

Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
Reviewed-by: Anthoine Bourgeois <anthoine.bourgeois@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20201119010809.528-4-gurchetansingh@chromium.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index c940523..7c7967a 100644 (file)
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -420,7 +420,7 @@ void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
                          struct virtio_gpu_ctrl_hdr *cmd_hdr,
                          struct virtio_gpu_fence *fence);
 void virtio_gpu_fence_event_process(struct virtio_gpu_device *vdev,
-                                   u64 last_seq);
+                                   u64 fence_id);
 
 /* virtgpu_object.c */
 void virtio_gpu_cleanup_object(struct virtio_gpu_object *bo);

diff --git a/drivers/gpu/drm/virtio/virtgpu_fence.c b/drivers/gpu/drm/virtio/virtgpu_fence.c
index 5b2a414..2fe9c7e 100644 (file)
--- a/drivers/gpu/drm/virtio/virtgpu_fence.c
+++ b/drivers/gpu/drm/virtio/virtgpu_fence.c
@@ -112,16 +112,16 @@ void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
 }
 
 void virtio_gpu_fence_event_process(struct virtio_gpu_device *vgdev,
-                                   u64 last_seq)
+                                   u64 fence_id)
 {
        struct virtio_gpu_fence_driver *drv = &vgdev->fence_drv;
        struct virtio_gpu_fence *fence, *tmp;
        unsigned long irq_flags;
 
        spin_lock_irqsave(&drv->lock, irq_flags);
-       atomic64_set(&vgdev->fence_drv.last_seq, last_seq);
+       atomic64_set(&vgdev->fence_drv.last_seq, fence_id);
        list_for_each_entry_safe(fence, tmp, &drv->fences, node) {
-               if (last_seq < fence->f.seqno)
+               if (fence_id < fence->f.seqno)
                        continue;
                dma_fence_signal_locked(&fence->f);
                list_del(&fence->node);